[PATCH v2 1/2] phy: add common PHY properties support

[Lucien.Jheng]

Vladimir Oltean 於 2026/3/10 下午 04:32 寫道:
> On Sun, Mar 08, 2026 at 10:06:13PM +0800, Lucien.Jheng wrote:
>> Add a new PHY_COMMON_PROPS library that provides helper functions for
>> PHY drivers to read standardized polarity properties from the device
>> tree node:
>>
>>    - phy_get_rx_polarity() / phy_get_tx_polarity()
>>    - phy_get_manual_rx_polarity() / phy_get_manual_tx_polarity()
>>
>> The dt-bindings/phy/phy.h header with PHY_POL_NORMAL, PHY_POL_INVERT,
>> and PHY_POL_AUTO constants is provided via dts/upstream/include, which
>> is already in the build include path.
>>
>> Ported from Merge tag 'phy-for-7.0':
>>    git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy
>>
>> Link: https://git.kernel.org/linus/e7556b59ba65179612bce3fa56bb53d1b4fb20db
>> Signed-off-by: Lucien.Jheng <lucienzx159 at gmail.com>
>> ---
>>   drivers/phy/Kconfig                  |   8 +
>>   drivers/phy/Makefile                 |   1 +
>>   drivers/phy/phy-common-props.c       | 286 +++++++++++++++++++++++++++
>>   include/linux/phy/phy-common-props.h |  70 +++++++
>>   4 files changed, 365 insertions(+)
>>   create mode 100644 drivers/phy/phy-common-props.c
>>   create mode 100644 include/linux/phy/phy-common-props.h
> Thanks for doing this. Do you think you can also port the KUnit tests to
> U-Boot's own "ut" test framework? Should be testable with the sandbox.
>
> export KBUILD_OUTPUT=output-sandbox
> make sandbox_defconfig NO_SDL=1
> make -j 8 NO_SDL=1
> $KBUILD_OUTPUT/u-boot -d $KBUILD_OUTPUT/arch/sandbox/dts/test.dtb
> ut phy # or phy_common_props for the new code

I haven't used KUnit before, but I'll try to port it to U-Boot.

Let me look into the commands you provided and figure out how to port it.

Thanks